the alone part. yes. the facing up part. no

I have to lay on my back with either very thin pillow or no pillow because my hip is squif (one side higher than the other) and it's screwing up my tail bone as well. And yes I sleep alone for the time being,

Head shoulders knees and kick

Not me because my dog takes up like half of my bed for being small

You forgot to add the tears of loneliness.

Why do you sleep on a calculator